Promontory Bay campground
Promontory Bay
Reservations are accepted at Promontory Bay, allowing campers to secure their spot in advance. This is particularly useful during peak seasons when the campground tends to get busy. It is advisable to make reservations to guarantee availability, especially if you are planning to visit during weekends or holidays.
The best time to visit Promontory Bay camping area is during the summer months, from June to September. The weather is generally mild, allowing for comfortable camping and outdoor activities. Visitors can engage in hiking, fishing, and boating in the nearby lake, making their stay even more enjoyable.
While exploring the camping area, be cautious of local wildlife such as bears or snakes. It is always recommended to store food securely and be aware of your surroundings. Additionally, it is important to pack appropriate camping gear, including insect repellent and sunscreen, as the area can have mosquitoes and strong sun exposure. These precautions will ensure a safe and memorable camping experience at Promontory Bay.
What's on-site at Promontory Bay
Key facilities Snoflo tracks for this campground. Confirm with the operator before booking -- amenities can change seasonally.
Plan your trip down to the hour
Same weather feed Snoflo's iOS app uses -- updated continuously from NOAA / yr.no.
Next 5 days, hour by hour
Temperature line with weather symbols on top, snow + rain accumulation as columns, humidity as a dotted line.
5-day forecast table
Every 3 hours, broken out across temperature, snow, rain, humidity, and wind. Each cell is colour-coded relative to the column min/max so trends jump out at a glance.
| Time | Condition | Temp (°F) | Snow (in) | Rain (in) | Humidity (%) | Wind (mps) | Wind dir |
|---|---|---|---|---|---|---|---|
| Loading detailed forecast… | |||||||
15-day temperature & precipitation
Daily temperatures, snow, and rain projected over the next two weeks. Hover any point for the full breakdown.
Other campgrounds in the area
Snoflo-tracked campsites within driving distance of Promontory Bay, with reservations status.
| Campground | Reservations | Toilets | View |
|---|---|---|---|
| Promontory Tip | ✓ | ✗ | → |
| Promontory Shore | ✓ | ✗ | → |
| 5l5 | ✗ | ✗ | → |
| Promontory Point | ✓ | ✗ | → |
| Plover Point | ✓ | ✗ | → |
Nearby streamflow
USGS streamgauges within reach of Promontory Bay -- pulled live from the National Water Information System.
| Streamgauge | Discharge | View |
|---|---|---|
| Yellowstone River At Yellowstone Lk Outlet Ynp | 1,770 cfs | → |
| Snake River Ab Jackson Lake At Flagg Ranch Wy | 1,700 cfs | → |
| Firehole River Near West Yellowstone Mt | 277 cfs | → |
| Gibbon River At Madison Jct | 118 cfs | → |
| Tantalus Creek At Norris Junction | 4 cfs | → |
| Buffalo Fork Ab Lava Creek Nr Moran Wy | 1,080 cfs | → |
Nearby snow depths
NRCS SNOTEL stations within reach of Promontory Bay -- relevant when planning a shoulder-season or alpine trip.
| SNOTEL station | Snowpack | 24h Snowfall | View |
|---|---|---|---|
| Nohrsc Sylvan Lake Snotel | 0.0 in | 0.0 in | → |
| Sylvan Road | 1.0 in | 1.0 in | → |
| Sylvan Lake | 1.0 in | 0.0 in | → |
| Thumb Divide | 2.0 in | 0.0 in | → |
| Nohrsc Thumb Divide Snotel | 0.0 in | 0.0 in | → |
| Nohrsc Sylvan Road Snotel | 0.0 in | 0.0 in | → |
Plan a longer trip
The closest parks, lakes, boat launches, and paddle runs so a camping night can grow into a full weekend.
Points of interest
- Grant Village Visitor Center
- Fishing Bridge Museum
- Fishing Bridge Visitor Center
- Thumb Paintpots
- The Mushpots
- Mud Pots
Paddle runs
- Outlet Of Yellowstone Lake At Fishing Bridge To Lower Falls
- Southeastern Boundary Of The Park To Yellowstone Lake Inlet
- Confluence Of North/South Forks To Yellowstone Np Boundary
- Thorofare Creek Source To Yellowstone Np Boundary
- Open Creek Source To Confluence With Thorofare
- The Headwaters To The Southern Yellowstone National Park Boundary
Camping essentials & Leave No Trace
- Pack it in, pack it out
- Take all trash, food scraps, and gear back with you to keep campsites clean and protect wildlife.
- Respect wildlife
- Observe animals from a distance, store food securely, and never feed wildlife to maintain natural behavior and safety.
- Know before you go
- Check weather, fire restrictions, trail conditions, and permit requirements to ensure a safe and well-planned trip.
- Minimize campfire impact
- Use established fire rings, keep fires small, fully extinguish them, or opt for a camp stove when fires are restricted.
- Leave what you find
- Preserve natural and cultural features by avoiding removal of plants, rocks, artifacts, or other elements of the environment.
Set push alerts in the Snoflo app
Save Promontory Bay as a favorite, set a custom threshold (precipitation, snowpack, freezing temperatures), and the iOS app will push the moment conditions cross.
About Promontory Bay
Can I make reservations at Promontory Bay?
Yes -- this campground accepts reservations. Snoflo recommends booking early for peak season; check the operator (Recreation.gov / state park system / private operator) for the booking window and cancellation policy.
How fresh is the weather data on this page?
The hourly forecast updates throughout the day from the NOAA / yr.no public feeds. Streamflow data is pulled live from USGS streamgauges and snowpack from the NRCS SNOTEL network.
What's the best time of year to visit?
Use the 15-day temperature & precipitation outlook on this page to plan -- pick a window with comfortable temperatures and low precipitation. For longer trips, the 5-day hourly meteogram shows snow + rain accumulation hour-by-hour.
How do I get to Promontory Bay?
Tap Directions in the hero above to open driving directions in Google Maps, or Open in map to center the Snoflo interactive map on the campground.
Can I get alerts when conditions change?
Yes -- alerts are managed through the Snoflo iOS app. Favorite this campground, set a threshold (temperature, snowpack, precipitation), and you'll get a push the moment it crosses.
Other campgrounds near here
Snoflo-tracked campgrounds within driving distance of Promontory Bay.